311934780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30403}}^1$

素因数の和:30440

約数の個数: 96

約数和(自身を含む): 1021574400

約数和(自身を除く): 709639620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 30403, 60806, 91209, 121612, 152015, 182418, 273627, 304030, 364836, 456045, 547254, 577657, 608060, 820881, 912090, 1094508, 1155314, 1368135, 1641762, 1732971, 1824180, 2310628, 2736270, 2888285, 3283524, 3465942, 4104405, 5198913, 5472540, 5776570, 6931884, 8208810, 8664855, 10397826, 11553140, 15596739, 16417620, 17329710, 20795652, 25994565, 31193478, 34659420, 51989130, 62386956, 77983695, 103978260, 155967390, 311934780]

約数ペア:

[(1, 311934780), (2, 155967390), (3, 103978260), (4, 77983695), (5, 62386956), (6, 51989130), (9, 34659420), (10, 31193478), (12, 25994565), (15, 20795652), (18, 17329710), (19, 16417620), (20, 15596739), (27, 11553140), (30, 10397826), (36, 8664855), (38, 8208810), (45, 6931884), (54, 5776570), (57, 5472540), (60, 5198913), (76, 4104405), (90, 3465942), (95, 3283524), (108, 2888285), (114, 2736270), (135, 2310628), (171, 1824180), (180, 1732971), (190, 1641762), (228, 1368135), (270, 1155314), (285, 1094508), (342, 912090), (380, 820881), (513, 608060), (540, 577657), (570, 547254), (684, 456045), (855, 364836), (1026, 304030), (1140, 273627), (1710, 182418), (2052, 152015), (2565, 121612), (3420, 91209), (5130, 60806), (10260, 30403)]